Year 9 Science
Living with Acids and Bases
What does all of this really mean?
Reactions involving acids and bases are quite common and represent an extremely important area of chemistry, encompassing industrial and biological processes. We commonly encounter acids and bases in our every day lives.
Aspects Covered
- What are acids and bases?
- Explaining acids and bases
- Reactions involving acids and bases
Resources
Student Outcomes
| Student Outcomes | Text References | Elements of SACSA Framework |
| Examples of evidence include that the student: | | |
| uses chemical formulae and equations to represent and describe particular chemical changes | p 196-198, 202-205 | Matter 5.7 |
| uses the particle model to explain the effects of acids on carbonates | p 202 |
| distinguishes between acids, bases and alkalis | p 187 |
| demonstrates understanding of the terms dilute and concentrated | p 187 |
| gives examples of the importance of pH in everyday life | p 194 |
| uses examples to explain how ions can be formed from atoms | p 196-197 |
| explains acids and bases it terms of H+ and OH- ions | p 196-198 |
| describes what happens to an ionic compound when it dissolves in water | p 197 |
| writes word equations for the reactions of acids | p 200-202 Wbk p 71 (Ex 2), Wbk p 74 (Ex 11) |
| gives examples of metal salts and how they are formed | p 202 |
| gives everyday examples of neutralisation | p 203 |
| investigates personal and environmental safety of household chemicals (acids and alkalis) and how they should be stored | p 187-189 | Matter 5.8 and Futures (F) |
| discusses viewpoints about the issue of acid rain | p 205 |
| correctly uses pH paper and universal indicator solution | p 195 | KC3 Planning and Organising |
| designs a test to compare the effectiveness of different antacids | p 204 |
| observes the reactions of acids with metals and with carbonates | p 200-201 | KC1 Using Information |
| applies a series of logical steps to reach a conclusion | Wbk p 72 (Ex 4) Wbk p 74 (Ex 10) | KC6 Solving Problems |
| uses a concept map to demonstrate their understanding of acids and bases | Wbk p 76 | Thinking (T) |